A.to turn | B.turned | C.turning | D.turn |
A.to give | B.giving | C.given | D.to have given |
A.standing | B.stood | C.to stand | D.to be standing |
A.boil | B.boiled | C.boiling | D.being boiled |
A.have | B.had | C.having | D.to have |
A.used | B.to use | C.being used | D.to be used |
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